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12043440332 = 2271139102079
BaseRepresentation
bin10110011011101100…
…00101000011001100
31011002022212011021122
423031312011003030
5144131110042312
65311020420112
7604306360640
oct131566050314
934068764248
1012043440332
115120231a80
1224013a7638
13119c164271
148236c8c20
154a74a1b72
hex2cdd850cc

12043440332 has 24 divisors (see below), whose sum is σ = 26276597760. Its totient is φ = 4692249360.

The previous prime is 12043440323. The next prime is 12043440361. The reversal of 12043440332 is 23304434021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19550732 + ... + 19551347.

It is an arithmetic number, because the mean of its divisors is an integer number (1094858240).

Almost surely, 212043440332 is an apocalyptic number.

It is an amenable number.

12043440332 is an abundant number, since it is smaller than the sum of its proper divisors (14233157428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12043440332 is a wasteful number, since it uses less digits than its factorization.

12043440332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39102101 (or 39102099 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 12043440332 its reverse (23304434021), we get a palindrome (35347874353).

The spelling of 12043440332 in words is "twelve billion, forty-three million, four hundred forty thousand, three hundred thirty-two".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 39102079 78204158 156408316 273714553 430122869 547429106 860245738 1094858212 1720491476 3010860083 6021720166 12043440332